Finding the Fourth Proportional to 2,429,397.80, 3,643,722.98 and 810,195.08
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Solution
The fourth proportional to 2,429,397.80, 3,643,722.98 and 810,195.08 is: 1,215,167.99
Step by Step Solution
- Step 1: Write the proportion equation
2,429,397.80 : 3,643,722.98 = 810,195.08 : x - Step 2: Convert to fraction form
2,429,397.80/3,643,722.98 = 810,195.08/x - Step 3: Cross multiply
2,429,397.80x = 3,643,722.98 × 810,195.08 - Step 4: Simplify right side
2,429,397.80x = 2,952,126,431,278.94 - Step 5: Solve for x
x = 2,952,126,431,278.94/2,429,397.80 - Step 6: Final answer
x = 1,215,167.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.